Build Muscle, Without the Guesswork
Everything you need in one place: free calculators to dial in your lean-bulk calories, protein and creatine; a done-for-you 7-day meal plan; a beginner strength programme; and evidence-based guides that actually move the needle.
Step 1, Get Your Numbers
Muscle-Building Calculators
Free, no signup. Start with your lean-bulk calories, then dial in protein and creatine.
Lean Bulk Calculator
Set a precise calorie surplus that builds muscle without excess fat.
Muscle Gain Calculator
Set realistic muscle gain targets with your macros dialled in.
Protein Calculator
Get your exact daily protein needs for your body and goals.
Creatine Calculator
Work out your creatine loading and maintenance doses.
1RM Calculator
Calculate your one-rep max and program your training loads.
TDEE Calculator
Find out precisely how many calories your body burns each day.
Step 2, Fuel the Growth
Get the Free 7-Day Muscle-Building Meal Plan
A full week of high-protein meals built around a lean bulk, sent straight to your inbox. Plus weekly muscle-building tips. No spam, unsubscribe anytime.
Step 3, Follow a Proven Plan
Done-For-You Guides
How to Build Muscle: The Honest, No-Nonsense Guide
Muscle is built on three things, in this order
Strip away the supplement ads and the complicated programmes and building muscle comes down to three levers, pulled consistently. Training gives your body the signal to grow. Food, specifically enough calories and enough protein, gives it the raw material. And recovery, mostly sleep, is when the growing actually happens. Get those three right and muscle is close to inevitable. Get them wrong and no amount of pre-workout will save you.
The reason most people stall is not that they are missing some secret. It is that they are inconsistent with the boring fundamentals, or they skip one of the three pillars entirely, usually by training hard but eating too little, or eating well but never progressing the weights.
Progressive overload is the whole game
If there is one principle to tattoo on your brain, it is this: your muscles only grow when you give them a reason to. That reason is doing a little more over time. More reps, more weight, or more quality sets than you managed last week. A workout that feels identical month after month produces a body that looks identical month after month.
In practice this is simple. Pick a weight you can lift for 8 to 10 clean reps, add a rep each session until you reach 12, then increase the weight and drop back to 8. Repeat forever. Log it, because what gets tracked gets progressed. Work out your training loads with the One-Rep-Max Calculator.
Progressive Overload
The one rule that drives all muscle growth
Pick a weight you can lift for 8–10 clean reps
Add a rep each session
Same weight, a little more work every time
Hit 12 reps
Top of the rep range reached
Increase the weight, drop back to 8 reps
Log it — what gets tracked gets progressed
Eat to grow, on purpose
You cannot build new tissue out of nothing. To gain muscle you need a modest calorie surplus, roughly 200 to 400 calories above maintenance, which is enough to fuel growth without piling on fat. Bigger surpluses just make you gain faster in the wrong direction. Find your number with the Lean Bulk Calculator.
Protein is the non-negotiable. Aim for around 1.6 to 2.2 grams per kilogram of bodyweight daily, spread across your meals. Carbs fuel hard training and are not the enemy, and a little fat keeps your hormones happy. If you would rather not plan it all yourself, the 7-Day Muscle-Building Meal Plan lays out exactly what to eat.
Recover like it matters, because it does
You do not grow in the gym. You grow in the hours afterwards, and most of that happens while you sleep. Seven to nine hours a night is where the muscle repair and the growth hormone actually live. Skimp on sleep and you blunt your results no matter how hard you train. Give each muscle group a couple of days before you hit it hard again, and treat rest days as part of the programme, not a break from it.
That is genuinely the whole picture. Train with progressive overload, eat in a small surplus with high protein, and sleep. Be consistent with those for a few months and you will not need to wonder whether it is working. Start with the calculators above, grab the free meal plan, and read the guides below when you want to go deeper.
Learn the Science
Muscle-Building Guides
The Complete Muscle Building Guide: Training, Nutrition, and Recovery
Everything you need to build muscle, how muscle growth works, protein targets, calorie surplus, training principles, progressive overload, and recovery. Start here.
How to Build Muscle as a Woman: The Complete Guide (No Bulk, Just Tone)
How women can build muscle without getting bulky, covering progressive overload, protein needs, overcoming calorie surplus fear, and a realistic month-by-month timeline.
Lean Bulking: How to Build Muscle Without Gaining Fat
The complete guide to lean bulking, the right calorie surplus, macro targets, training approach, and how to monitor progress so you gain muscle with minimal fat.
How Much Protein Do I Need to Build Muscle
Science-backed protein recommendations for muscle growth at every training level, plus the best sources, timing, and how to hit your target every day.
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Ready to Start Building?
Get your numbers, grab the free meal plan, and follow the science. Everything you need is right here.
